An official website of the United States government.

The .gov means it’s official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser’s address (or “location”) bar.

This site is also protected by an SSL (Secure Sockets Layer) certificate that’s been signed by the U.S. government. The https:// means all transmitted data is encrypted — in other words, any information or browsing history that you provide is transmitted securely.

Chemical-Biological Warfare: U. S. Policies and International Effects: Hearings before the Subcommittee on National Security Policy and Scientific Developments of the Committee on Foreign Affairs, House of Representatives, Ninety-First Congress, First S

Citation

Unknown. November/1969. “Chemical-Biological Warfare: U. S. Policies and International Effects: Hearings before the Subcommittee on National Security Policy and Scientific Developments of the Committee on Foreign Affairs, House of Representatives, Ninety-First Congress, First S.” Special Collections, USDA National Agricultural Library. Accessed May 23, 2025, https://www.nal.usda.gov/exhibits/speccoll/items/show/5782.